Click hereto get an answer to your question ️ The oxidation number of oxygen in KO3,Na2O2 is: Compound states [like (s) (aq) or (g)] are not required. How To Balance Equations. This particular compound is sodium peroxide.. You're right that usually oxygen has a charge of -2, but in this case, there's no way that each $\ce{Na}$ can have an oxidation state of +2.. Stoichiometry. Na2O2. Upon hitting submit, the stoichiometric equivalents will be calculated for the remaining reactants and products. Well, honestly said, I don't think Na2O2 actually exists. 2 Na2O2 (s) + 2 H2O (ℓ) → 4 NaOH (aq) + O2 (g) Back to reactions list . You can use parenthesis or brackets []. Formula in Hill system is Na2O2: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. If you do not know what products are enter reagents only and click 'Balance'. It is a strong oxidizer. Na2+ O2 2-O2 2- sigma 1s2 , sigma star 1s2 , sigma 2s2 , sigma star 2s2 ,2pz2 ( pie 2Px2 = pie 2Py2), ( pie star 2 Px2 = pie star 2 Py2) Bond order = 10 - 8/2 = 1. Enter a mass or volume in one of the boxes below. In chemical formula you may use: Any chemical element. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. All gases are assumed to be at STP. So bond order of O2 will be 1. Oxygen can take multiple oxidation states. NaO2 does however. Read our article on how to … Sodium peroxide is hydrolyzed by water to form sodium hydroxide plus hydrogen peroxide according to the reaction: Na2O2 + 2 H2O → 2 NaOH + H2O2. For instance equation C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but PhC2H5 + O2 = PhOH + CO2 + H2O will; Compound states [like (s) (aq) or (g)] are not required. In many cases a … Sodium peroxide, Na2O2, is the normal product when sodium is burned. So you then work backwards, deciding if it's $\ce{Na+}$ then you have +2 from the sodium, and oxygen must have an average oxidation number of -1 per oxygen atom. a) calculate the mass of Na2O2 in grams needed to form 4.80 g of oxygen b) how many grams of NaOH are produced when 4.80 O2 is formed c) when .48 g of Na2o2 is dropped in water, how many grams of O2 are formed This is a salt, which in solid form might have a magnetic moment. It's is diamagnetic in nature For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will.